Jawaban:
[tex]1. \sqrt{125} - \frac{ \sqrt{216} }{ \sqrt{8} } \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = \sqrt{25 \times 5} - \sqrt{ \frac{216}{8} } \\= 5 \sqrt{5} - \sqrt{27} \\ \: \: \: \: \: \: = 5 \sqrt{5} - \sqrt{9 \times 3}\\= 5 \sqrt{5} - 3 \sqrt{3} [/tex]
[tex]2. \: \frac{ {9}^{3} }{ {3}^{3} } + \sqrt{1331} \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = ({ \frac{9}{3} })^{3} + \sqrt{121 \times 11} \\ = {3}^{3} + 11 \sqrt{11} \\ = 27 + 11 \sqrt{11} [/tex]
[tex]3. \: v = {s}^{3} = {30}^{3} = 27.000 {cm}^{3} [/tex]
[tex]4. \frac{ \sqrt{10648} }{ \sqrt{8} } + 27 \\ \: \: \: \: = \sqrt{ \frac{10648}{8} } + 27 \\ = \sqrt{1331 } + 27 \\ \: \: \: \: \: \: \: \: = \sqrt{121 \times 11} + 27 \\ = 11 \sqrt{11} + 27[/tex]
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Jawaban:
[tex]1. \sqrt{125} - \frac{ \sqrt{216} }{ \sqrt{8} } \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = \sqrt{25 \times 5} - \sqrt{ \frac{216}{8} } \\= 5 \sqrt{5} - \sqrt{27} \\ \: \: \: \: \: \: = 5 \sqrt{5} - \sqrt{9 \times 3}\\= 5 \sqrt{5} - 3 \sqrt{3} [/tex]
[tex]2. \: \frac{ {9}^{3} }{ {3}^{3} } + \sqrt{1331} \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = ({ \frac{9}{3} })^{3} + \sqrt{121 \times 11} \\ = {3}^{3} + 11 \sqrt{11} \\ = 27 + 11 \sqrt{11} [/tex]
[tex]3. \: v = {s}^{3} = {30}^{3} = 27.000 {cm}^{3} [/tex]
[tex]4. \frac{ \sqrt{10648} }{ \sqrt{8} } + 27 \\ \: \: \: \: = \sqrt{ \frac{10648}{8} } + 27 \\ = \sqrt{1331 } + 27 \\ \: \: \: \: \: \: \: \: = \sqrt{121 \times 11} + 27 \\ = 11 \sqrt{11} + 27[/tex]